By Goodlass G.   Halberg N.   Verschuur G.   in European Journal of Agronomy

ISSN:1161-0301|20|1|17-24

Elsevier‎(2003)‎

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Global Development of Organic Agriculture‎

By Halberg   N.; Alroe   H.F.; Knudsen   M.T.; Kristensen   E.S.  

ISBN:9781845930790

CABI Publishing‎(2006)‎

Access to resources Favorite 6.4804993